Complete the following sentences with the words given in proper forms.1) There was something ________ (impression) about Julia’s quiet dignity.2) It’s ________ (legal) for citizens to carry guns in China.3) That’s the most ________ (credible) coincidence I’ve ever heard of!4) She works in a ________ (theatre) company and maybe she can get the tickets for us.5) ________ (irony), the murderer was killed with his own gun.6) The longest-running shows in the West End are usually ________ (music), and among them, Cats remains a big success.